Regal Rexnord - Marathon B319 Fan & Blower Motor 3/4 HP 115/208-230V 1725 RPM - B319
The Regal Rexnord - Marathon B319 is a 3/4 horsepower fan and blower motor designed for industrial use. It operates within a voltage range of one hundred fifteen to two hundred thirty volts AC, delivering a consistent speed of seventeen hundred twenty-five RPM. This motor is suitable for various applications including HVAC systems, conveyors, and material handling equipment.
- Power rating of 3/4 HP
- Open drip-proof enclosure
- Capacitor-start induction run type
This motor ensures reliable performance with efficiencies reaching over seventy percent. It features a thermal protection system and is constructed with durable materials to withstand harsh operating conditions.
Specifications
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Manufacturer: Regal Rexnord - Marathon
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Power Rating: 3/4 HP
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Voltage Rating: 115/208 to 230 Volt AC 1-Phase
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Frequency Rating: 60 Hertz
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Speed Rating: 1725 RPM
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Motor FLA: 10/5.2 to 5 Amp
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NEMA Frame Size: 56
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Insulation Class: B
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Weight: 22.55 Pounds
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Bearing Type: Ball (Drive End/Opposite Drive End)
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Shaft Type: T
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Orientation: Horizontal
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Mounting: Resilient Base, Extended Stud
What Our Experts Think
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3/4 HP, 1725 RPM motor designed for fans and blowers in HVAC and light industrial use.
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115/208-230V, single-phase operation for flexible installation.
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Durable Regal Rexnord Marathon build ensures reliability and efficiency.
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Open drip-proof (ODP) design supports cooling and consistent performance.
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Ideal for air-handling systems, ventilation, and light machinery.
Q&A
Q: What are the motor’s specifications?
A: 3/4 HP, 1725 RPM, single-phase, 115/208-230V.
Q: What applications is it designed for?
A: Primarily fans, blowers, and air-handling equipment.
Q: What type of enclosure does it have?
A: Open drip-proof (ODP), allowing airflow for cooling.
Maintenance Tips
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Keep ventilation areas clean to prevent overheating.
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Wipe down motor exterior regularly to remove dust and debris.
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Lubricate bearings as recommended by the manufacturer.
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Inspect wiring and mounting hardware periodically for safe operation.
